Written Down

Recording by David E. Sugar.

Recording identifiers

ISRC
US3M51425914
CopyrightID (CopyrightChains transaction hash)
0x58feca85e6e5662479e391bd0e2ddfd4beb07be8e42fae69c278030cd6947a30
Copyright registration time
2026-06-10T17:06:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:0101ec131bf190b68e46de34c56addc807cba0206911573ac64a57c1004137f6

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.